From 4b2535521e4e406c10e543713df22dd7c79304e1 Mon Sep 17 00:00:00 2001
From: Paul Madden <136389411+maddenp-noaa@users.noreply.github.com>
Date: Wed, 7 Aug 2024 16:00:57 -0600
Subject: [PATCH] Use .get() lookups for optional schism, ww3 template_value
 items (#562)

---
 src/uwtools/drivers/schism.py | 2 +-
 src/uwtools/drivers/ww3.py    | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/uwtools/drivers/schism.py b/src/uwtools/drivers/schism.py
index 0e86dda11..84aa0ee7c 100644
--- a/src/uwtools/drivers/schism.py
+++ b/src/uwtools/drivers/schism.py
@@ -34,7 +34,7 @@ def namelist_file(self):
         render(
             input_file=template_file,
             output_file=path,
-            overrides=self.config[STR.namelist]["template_values"],
+            overrides=self.config[STR.namelist].get("template_values", {}),
         )
 
     @tasks
diff --git a/src/uwtools/drivers/ww3.py b/src/uwtools/drivers/ww3.py
index 0da7bda53..5dfe00e98 100644
--- a/src/uwtools/drivers/ww3.py
+++ b/src/uwtools/drivers/ww3.py
@@ -34,7 +34,7 @@ def namelist_file(self):
         render(
             input_file=template_file,
             output_file=path,
-            overrides=self.config[STR.namelist]["template_values"],
+            overrides=self.config[STR.namelist].get("template_values", {}),
         )
 
     @tasks